baber/WOPTO huggingface dataset:
Patent KR-20110104927-A (KR)
Title: 풀림방지 와셔
Inventor: LEE SUK KOU
IPC: F16B39/10
Filed: 2011-08-29
Abstract: 본 발명은 구조물을 결합하기위하여 볼트와 너트로 체결한뒤에 볼트에 체결하되 너트에 밀착시켜 진동과 온도차에 의하여 볼트와 너트가 풀리는것을 방지하기위한 풀림방지 와셔이다 
     볼트와 너트,와셔는 기기와 구조물에 기계적인 요소들을 결합하는데 널리 사용되고있으며 
     특히 결합용나사는 접촉면에 마찰력이 발생하여 스스로 풀어지지 않도록 와셔를 끼워넣어 설계되어있으나 진동과 충격을받으면 순간적으로 접촉압력이 감소되어 마찰력이 거의 없어지는 현상이 발생하며 이러한 현상이 반복되면 나사가 풀리게되고 또한, 온도편차에 의하여 결합된 구조물 및 기기의 나사가 풀리게되어 크나큰 문제가 발생하므로 이러한문제를 해소하기위하여 본 발명인 풀림방지 와셔가 제공되는 것이다 
     본 발명인 풀림방지 와셔는 와셔몸체(1)의 홈(2)내측을 관통하여 나사산(3)을 2회전이상 형성시키고 
     와셔몸체(1)의 와셔하면 끝단부(8)에서 너트몸체(1)의 와셔상면 끝단부(7)까지 빗각을 이루며 기울기 1도이상 에서 90도 이하각도로 절개하되 절개선(6)넓이는 와셔몸체(1)원둘레의 30분의1 이하의 크기로 절단하여 공극을 구조한 것을 특징으로하는 풀림방지 와셔 이다 
     또한, 본 발명인 풀림방지 와셔는 와셔몸체(1)의 홈(2)내측을 관통하여 나사 산(3)과 절개선(6)의 공극을 형성시켜 구조하여 볼트의 나사산을 따라 부드럽게 와셔몸체(1)가 유동하며 
     볼트의 나사산을따라 본발명의 풀림방지 와셔의 나사산(3)이 밀착되어 감아지며 체결되고 너트의 일측면에 밀착되어 풀림방지기능을 탁월하게 제공한다 
     또한, 본 발명인 풀림방지 와셔는 와셔몸체(1)의 절개선(6)넓이는 와셔몸체(1)원둘레의 30분의1 이하의 크기로 절단하여 공극을 구조하여 온도에 의하여 와셔몸체(1)가 수축 팽창할 때 볼트의 나사산을 따라 부드럽게 와셔몸체(1)가 유동하며 볼트의 나사산과 본발명의 풀림방지 와셔의 나사산(3)이 밀착되어 감아지며 절개선(6)넓이의 공극은 와셔몸체(1)가 수축하면 넓어지고 와셔몸체(1)가 팽창하면 좁아지고 유동하며 너트의 일측면을 밀착하며 풀림방지기능을 탁월하게 제공하는것을 특징으로하는 풀림방지 와셔 이다 
     또한, 본 발명인 풀림방지 와셔의 와셔몸체(1)외주면은 육각,오각,팔각,사각,원형으로 제조되어 조임공구를 이용하여 용이하게 체결하도록 제공한다 
       
     너트에 밀착시켜 진동과 온도차에 의하여 볼트와 너트가 풀리는것을 방지하기위한 풀림방지 와셔, 와셔몸체(1)의 홈(2)내측을 관통하여 나사산(3)을 형성, 빗각을 이루며 기울기 1도이상 에서 90도 이하각도로 절개하되 절개선(6)넓이는 와셔몸체(1)원둘레의 30분의1 이하의 크기로 절단하여 구조된 것을 특징으로하는 풀림 방지 와셔, 본발명의 풀림방지 와셔의 나사산(3)이 밀착되어 감아지며 절개선(6)넓이의 공극은 와셔몸체(1)가 수축하면 넓어지고 와셔몸체(1)가 팽창하면 좁아지고 유동하며너트에 밀착되어 풀림방지기능을 탁월하게제공,
Patent KR-20130025459-A (KR)
Title: Sustained release multilayer tablet
Inventor: CHOI DU HYUNG
IPC: A61K9/22
Filed: 2011-08-31
Abstract: PURPOSE: A sustained release multilayer tablet for oral administration is provided to control drug release through the combination of swelling polymer materials. CONSTITUTION: A sustained release multilayer for oral administration comprises: two or more immediate release middle layers containing two or more physiologically active substances; and upper and lower layer containing swelling polymers. The physiologically active substance is selected from a group consisting of doxazosin, terazosin, tamsulosin, simvastatin, lovastatin, fluvastatin, acetaminophen, zaltoprofen, and tramadol. [Reference numerals] (AA) Middle layer containing drug: adjusting drug release using surface coating or core coating; (BB) Swelling polymer: low M.W; (CC) Swelling polymer: middle M.W; (DD) Swelling polymer: high M.W
Patent KR-20130024554-A (KR)
Inventor: KIM CHAN JU
IPC: G06F17/30
Filed: 2011-08-31
Abstract: 본 발명에 따른 검색 서비스 제공 시스템은 사용자 단말이 입력한 두 개의 검색어를 원 검색어 및 후보 검색어로 이루어진 검색어 쌍으로 선정하고, 상기 검색어 쌍의 유효성을 판단하는 후보 검색어 선정부, 상기 원 검색어 및 상기 후보 검색어의 특징값을 추출하는 특징 추출부, 그리고 상기 특징값에 기초하여 상기 후보 검색어를 상기 원 검색어의 동일의도 검색어로 결정하는 동일의도 검색어 결정부를 포함한다.
Patent KR-20130026143-A (KR)
Title: Road balancing system in multi network and method thereof
Inventor: CHO SEUNG HYUN
IPC: H04W28/08
Filed: 2011-09-05
Abstract: PURPOSE: A user terminal for a load balancing at a multi-network and a method thereof are provided to compare calculated network loads in each base station, thereby routing traffic to the base station with less network load among the multi network. CONSTITUTION: A user terminal(110) uses downlink information of a broadcasting message which is received from each base station and uplink information, in order to calculate the number of user terminals connected to each base station and the amount of assigned resource. The user terminal computes the network load of each base station. The user terminal compares the calculated network load with each base station. The user terminal routes traffic to any base station. [Reference numerals] (110) User terminal; (120) Base station 1; (130) Base station 2; (AA) First network; (BB) Second network
Patent KR-20130026933-A (KR)
Inventor: YOON MYUNG KEUN
IPC: B60W40/02
Filed: 2011-09-06
Abstract: 본 발명은 차량의 좌우 측면에 초음파 센서와 레이더를 장착하여 주행중인 차량에 근접한 장애물에 대한 검출 확률을 높이고, 알람 출력과 스티어링을 제어하여 충돌을 방지할 수 있도록 하는 차량 충돌 방지 장치와 방법에 관한 것으로, 차량의 좌우 측면에 초음파 센서와 레이더를 장착한 후 초음파 센서를 이용해 장애물이 존재한 방향을 검출하고 그 방향으로 레이더 신호에 대한 반복주기를 높임으로써 높여 주행중인 차량에 근접한 장애물에 대한 검출 확률을 높일 수 있도록 하는 효과가 있다. 또한 차량의 좌우 후측방에 장애물이 존재하는 것으로 판단되는 경우 운전자에게 디스플레이 또는 음성을 이용하여 알람을 해줌으로서 적극적으로 측면 충돌을 방지할 수 있도록 하는 효과가 있다. 또한 장애물이 존재하는 방향으로 조향을 할 경우 스티어링을 제어하여 조타감을 무겁게 설정해 줌으로써 운전자가 장애물을 인지하여 적극적으로 측면 충돌을 방지할 수 있도록 하는 효과가 있다.
Patent KR-20130032051-A (KR)
Title: Deivce for removing particles of strainer in process pump for cooling furnace body
Inventor: KIM HAE DONG
IPC: C21B7/10
Filed: 2011-09-22
Abstract: PURPOSE: A foreign substance removal apparatus of a process pump for cooling a furnace body is provided to have a brush sweeping the sidewall surface of a filter to rip off the foreign substances sticking to the filter, and an air injection unit injecting the high-pressure air to discharge foreign substances collected on a screen mesh on the outside. CONSTITUTION: A foreign substance removal apparatus of a process pump for cooling a furnace body includes a screen mesh(40), a brush(50), a lift drive unit(60) and an air injection unit(71). The screen mesh is positioned inside a filter(20). The brush is fixed on the screen mesh and contacted to the inner surface of the filter. The lift drive unit is connected to the screen mesh to lift the screen mesh and the brush vertically. The air injection unit is installed on the lift drive unit to inject the air inside the filter to discharge foreign substances. [Reference numerals] (AA,BB) Cooling water;
Patent KR-20120044883-A (KR)
Title: Cyclic olefin compound, photoreactive polymer and alignment layer comprising the same
Inventor: YOO DONG WOO
IPC: C08L65/00
Filed: 2011-09-26
Abstract: PURPOSE: A cyclic olefin compound is provided to have photo reactive polymer easily changing orientation according to polarizing direction even with excellent liquid crystal orientation and aligning speed. CONSTITUTION: A cyclic olefin compound comprises a photoreactive group in chemical formula 1. The photoreactive polymer comprises repeating unit in chemical formula 3a or 3b, and has weight average molecular weight of 10,000-1,000,000. A manufacturing method of the photoreactive polymer comprises a step of forming repeating unit in chemical formula 3a by addition polymerizing a monomer in chemical formula 1. An alignment film comprises the photoreactive polymer.
Patent KR-20130034268-A (KR)
Title: Switched reluctance motor
Inventor: SEOK JIN SU
IPC: H02K19/10
Filed: 2011-09-28
Abstract: PURPOSE: A switched reluctance motor is provided to easily control each phase composing the switched reluctance motor by independently applying current to each coil wound at multiple stator protrusions. CONSTITUTION: A rotor part includes a rotor core and multiple rotor protrusions protruded from the outer periphery of the rotor core. A stator part includes a stator yoke(130) for accommodating the rotor part inside and multiple stator protrusions(150) in which a coil(170) is wound. Multiple secondary protrusions(151) are protruded from the stator yoke to face the rotor part. A printed circuit board(190) is combined with the upper part of the stator part. The printed circuit board comprises multiple ground parts through which an end part(171) of the coil penetrates.
Patent KR-20130035432-A (KR)
Title: Inspector evaluation system and inspector evaluation method
Inventor: JUN DONG GON
IPC: G06Q50/20
Filed: 2011-09-30
Abstract: PURPOSE: An inspector evaluating system and an inspector evaluating method thereof are provided to reduce time and effort for collecting an existing steel sheet specimen by using an image of a steel sheet stored in an image management unit. CONSTITUTION: An image management unit(10) receives an image related to a defect on a surface of a steel sheet(1) from a surface defect detecting device(2) for the steel sheet. The image management unit classifies the image according to the type and size of the defect in the image. A question generating server(20) generates inspector evaluation questions related to the defect by using the image and evaluates answers inputted by an inspector terminal(30) to the inspector evaluation questions.
Patent KR-20130035774-A (KR)
Title: Method for integrated management of maintenance of electronic devices and system thereof
Inventor: CHO HYUNG RAE
IPC: H04L12/24
Filed: 2011-09-30
Abstract: PURPOSE: A method for syntagmatically managing the maintenance of electronic devices, a device therefor, and a system are provided to maintain the electronic devices according to the total maintenance schedule. CONSTITUTION: A maintenance server(300) transmits a plurality of maintenance packages to a device management unit(100). The device management unit generates the total maintenance schedule by processing the maintenance packages. The device management unit transmits the maintenance package and a maintenance control signal to corresponding devices(200,400) according to the total maintenance schedule. [Reference numerals] (100) Device management unit; (210) Transmitting a plurality of maintenance packages; (230) Generating a total maintenance schedule by processing the packages; (240) Transmitting the packages and maintenance control signals according to the schedule; (300) Server; (400/200) Electronic device/mobile terminal;
Patent KR-20130042774-A (KR)
Title: A lighting apparatus for safety guide
Inventor: PARK JONG HWA
IPC: F21S9/03
Filed: 2011-10-19
Abstract: PURPOSE: A road barrier installation type safety guide lighting device is provided to induce a nigh driver to safely drive a vehicle by improving visibility with a laser beam of a laser emitting module. CONSTITUTION: A road barrier installation type safety guide lighting device comprises a bracket(10), a cover(20), a power supply unit(30), and a laser emitting module(40). The bracket is installed at an upper part of a road barrier(1) and comprises a mounting unit protruding at an end more than a side part of the road barrier. The laser emitting module is installed at the mounting unit of the bracket and emits a laser beam by supplying power from the power supply unit. The power supply unit comprises a sunlight collecting module and a power storage battery.
Patent KR-20130047816-A (KR)
Inventor: LEE BYUNG JAE
IPC: A47G7/06
Filed: 2011-11-01
Abstract: 플라워 바틀(Flower bottle) 제조 방법이 개시된다. 플로랄테이프로 정리된 생화 꽃다발을 만드는 단계, 상기 생화 꽃다발의 하측 바닥면에 고정용 부품을 설치하는 단계, 상기 보관용기의 바닥 상면에 접착 부재를 부착하는 단계, 상기 보관용기 내부에 상기 고정용 부품이 설치된 상기 생화 꽃다발을 삽입하고, 상기 고정용 부품이 상기 접착 부재 상에 가압되어 고착되도록 하는 단계, 상기 보관용기 내에 건조제를 투입하여 상기 생화 꽃다발을 드라이플라워로 만드는 단계 및 밀봉 처리하는 단계를 포함하는 플라워 바틀 제조 방법에 의하면, 생화를 입구가 좁은 보관용기 내에 삽입 고정시키고, 생화의 색과 형태를 그대로 보존되도록 건조시킴으로써 교육용, 선물용, 장식용 등 다양하게 활용 가능한 효과가 있다.
Patent KR-20130048584-A (KR)
Title: A composition comprising dietary fiber isolated from synurus deltoides for ameliorating constipation
Inventor: LEE KWANG JAE
IPC: A61K36/287
Filed: 2011-11-02
Abstract: PURPOSE: A composition for improving constipation is provided to contain dietary fiber separated from Synurus deltoids and a diluting agent which is acceptable for cytological purposes. CONSTITUTION: A composition for improving constipation comprises 0.1-99.9 weight% of Synurus deltoides dietary fiber and 0.1-99.9 weight% of a diluting agent. The composition for improving constipation comprises 1-99 weight% of Synurus deltoides dietary fiber, 0.5-5 weight% of a functional component, and 0.5-98.5 weight% of a diluting agent. A diluting agent is acceptable for use in cytological purposes. The diluting agent is acceptable for use in pharmaceutical purposes. The functional component is a dosage form of powder or liquid and is selected from Noni and juniper nut. The Synurus deltoides dietary fiber is separated from a Synurus deltoides leaf or a Synurus deltoides stem.
Patent KR-20130049358-A (KR)
Title: Defect analyzing method of semiconductor wafer
Inventor: PARK TAE HOON
IPC: H01L21/66
Filed: 2011-11-04
Abstract: PURPOSE: A method for analyzing the defect of a semiconductor wafer is provided to detect defects by separating the cell region of a difference image from the edge region, and to accurately detect the defects. CONSTITUTION: A difference image is generated(S10). An edge image is generated to classify the cell region and the edge region of a normal image(S20). A cell region coordinate and an edge region coordinate are obtained(S30). Each pixel value of the difference image corresponding to the cell region coordinate is computed to determine a cell threshold value(Ta)(S40). Each pixel value of the difference image corresponding to the edge region coordinate is computed to determine an edge threshold(Te)(S50). A cell region defect is determined by using the determined cell threshold value(S60). The edge region defect is determined by using the determined edge threshold(S70). [Reference numerals] (S10) Step of generating a difference image; (S20) Step of generating an edge image; (S30) Step of obtaining a cell region coordinate value and an edge region coordinate value; (S40) Step of determining a cell threshold value(T_a); (S50) Step of determining an edge threshold value(T_e); (S60) Step of determining a cell region defect; (S70) Step of determining an edge region defect
Patent KR-20120059356-A (KR)
Title: Optical scanner and image forming apparatus
Inventor: YOSHIDA SHINGO
IPC: G02B26/10
Filed: 2011-11-07
Abstract: PURPOSE: An optical scanning apparatus and an image forming apparatus are provided to scan a surface of a photoconductor by deviating laser light at regular speed. CONSTITUTION: A reflecting surface is composed of a curved surface of an arched shape. The curved surface of an arched shape is concaved from a laser beam scanning direction. A reflecting mirror(106) is put to a progressive direction of the laser beam. The reflecting mirror is put to a scanning direction of a reflecting body.
Patent KR-20130051656-A (KR)
Title: Dye sensitized solar cell including chromene dyes and a preparing method of the same
Inventor: IM CHAN
IPC: C09B57/02
Filed: 2011-11-10
Abstract: PURPOSE: A dye-sensitized solar cell is provided to improve photoelectric efficiency by improving absorption of dye. CONSTITUTION: A dye-sensitized solar cell comprises a first electrode; a light absorption layer formed on one side of the first electrode; a second electrode arranged opposite to the first electrode; and an electrolyte filled in a space between the first and second electrode. The light absorption layer comprises a chromene-based dye represented by chemical formula 1. In chemical formula 1, each of D1, D2, D3, and D4 is an electron donor, R1 is hydrogen, oxygen, a substituted or unsubstituted C1-30 alkyl group, substituted or unsubstituted C1-30 alkoxy group, a substituted or unsubstituted C6-30 aryl group, and substituted or unsubstituted C2-30 heteroaryl group; and R2 is an electron acceptor.
Patent KR-20130055072-A (KR)
Title: Teeth impression tray unit with vibrator
Inventor: SE SUNG CHEL
IPC: A61C13/00
Filed: 2011-11-18
Abstract: PURPOSE: A tray unit for mounting a dental impression material including a vibrator is provided to obtain an accurate impression of teeth and to facilitate detachment of a hardened impression material from the teeth as well. CONSTITUTION: A tray unit for mounting a dental impression material comprises a tray for mounting an impression material which is curved and formed as to have a geometry according to a set of teeth; an impression material supporting frame that is prepared inside of the tray for mounting the impression material and on which the impression material is mounted; a vibration transfer piece that is extended and formed as a thin piece to support the tray for mounting the impression material; a vibrator(204) that is formed on an opposite surface of a surface that supports the tray for mounting the impression material of the vibration transfer piece; and a vibrator control body driving the vibrator.
Patent KR-20130055185-A (KR)
Title: Method of modeling roof element of han-ok by parametric operation
Inventor: JEON BONG HEE
IPC: G06F17/50
Filed: 2011-11-18
Abstract: PURPOSE: A modeling method for roof members of a Korean style house by parametric operation is provided to develop a logical shape model of the Korean style house by set sizes determining a shape of the roof members as a parameter and defining relations with various functions. CONSTITUTION: Sizes of roof members are set as independent and subordinate parameters. A partial shape of the roof members is determined with a function formula changing the independent and subordinate parameters. A partial shape of a second roof member is determined by setting a mutual relation change of a first roof member, setting a size of the second roof member as a subordinate parameter, and using the formula changing the independent and subordinate parameters.
Patent KR-20120057533-A (KR)
Title: Process for producing multilayer chip zinc oxide varistor containing pure silver internal electrodes and firing at ultralow temperature
Inventor: LIEN CHING HOHN
IPC: H01C7/112
Filed: 2011-11-23
Abstract: PURPOSE: A method for manufacturing a zinc oxide multi layer type chip varistor which is plasticized in the super low temperature is provided to improve characteristics of a varistor by increasing amount of high impedance sintered material. CONSTITUTION: ZnO particles which are doped with doping ions are individually prepared. A desired high impedance sintered material is individually prepared. The doped ZnO particles are mixed with the high impedance sintered material. The mixture of the doped ZnO particles and the high impedance sintered material is formed into complex ZnO ceramic powder. A ZnO multi layer type chip varistor which is plasticized in the super low plasticity temperature of 850 to 900°C is manufactured.
Patent KR-20130059210-A (KR)
Title: Pillow ball bush for vehicle and assembly method thereof
Inventor: LEE YOUNG CHUN
IPC: B60G3/06
Filed: 2011-11-28
Abstract: PURPOSE: A pillow ball bush for a vehicle and an assembly method thereof are provided to reduce the number of components and simplify the assembly process. CONSTITUTION: A pillow ball bush(10) for a vehicle and an assembly method thereof comprises an inner pipe(20), a bearing(30), an outer pipe(50), a shock absorption member(40), a sealing member(60), and a fixing ring(70). The inner pipe is formed in a hollow pipe shape as a rotary shaft of the pillow ball bush and comprises a ball stud(25) on the outer circumference. The bearing wraps the outer circumference of the inner pipe and the ball stud. The outer pipe is formed as a hollow pipe shape. The shock absorption member is arranged between the outer pipe and the bearing and releases the loads applied to the pillow ball brush. The sealing member is included on both ends of the bearing in an axial direction of the inner pipe and covers a gap between the inner pipe and the bearing in order not to be exposed to the outside. The fixing ring is included inside the sealing member and fixes the sealing member to the bearing.
Patent KR-20130060074-A (KR)
Title: Removal jig of annealing furnace chip
Inventor: KIM GIL TAI
IPC: C21D1/00
Filed: 2011-11-29
Abstract: PURPOSE: An annealing furnace clamp-off removing jig is provided to move a frame according to the position of a welding chip or foreign materials, thereby stably seating the jig. CONSTITUTION: An annealing furnace clamp-off removing jig comprises a plurality of mineral rolls(100), a plurality of block units, a pair of guide rails(200), a frame(300), a seating unit, and a jig(500). The mineral rolls alternatively support the lower part of a steel sheet passing through an annealing furnace. The block units are installed in the front and rear sides of the mineral rolls inside the annealing furnace to be vertical to a progressing direction of the steel sheet. The pair of guide rails is installed on a wall surface of the block units in the block units toward a direction where the mineral rolls are arranged. Both ends of the frame are respectively guided by the pair of the guide rails so that the frame is moved horizontal to a longitudinal direction of the mineral rolls. The seating unit is arranged in the frame. A part of the jig can be seated in the seating unit, and a knife polishing the outer peripheries of the mineral rolls is arranged in an end portion of the jig.
Patent KR-20130060960-A (KR)
Title: Sealing apparatus and method for manufacturing flat panel display
Inventor: JUNG JAE KWAN
IPC: H05B33/04
Filed: 2011-11-30
Abstract: PURPOSE: A flat panel display sealing apparatus and a sealing method are provided to remove voids formed in a sealant by using a void removal unit, and to prevent the hardening of the sealant. CONSTITUTION: A coating unit(20) spreads an enforcement sealant to the edge of a panel(10). The coating unit includes a rotary block(22) pivotally connected to a rotary shaft(21). A void removal unit(50) eliminates voids formed in the sealant of the panel. A hardening unit(40) solidifies the sealant. A transfer unit(60) includes a head member(62) and a fourth support member(63).
Patent KR-20130065840-A (KR)
Inventor: CHO SUNG HO
IPC: G06Q40/08
Filed: 2011-12-02
Abstract: 본 발명은 보험 상품 정보처리장치가 수요자의 보험 상품 선택을 위해, 다수의 세부 선택 항목으로 검색 단계별로 각기 구성된 다수의 조건 객체를 미리 설정된 검색 순서에 따라 순차적으로, 접속된 해당 수요자 단말기에 표시하는 단계, 상기 다수의 조건 객체의 각 세부 선택 항목 중, 수요자의 키 조작에 따라 어느 하나의 세부 선택 항목을 상기 조건 객체별로 선택하는 단계 및, 상기 조건 객체별로 선택한 세부 선택 항목을 취합하여 취합된 결과에 대응되는 보험 상품을 찾아 해당 수요자 단말기로 제공 및 사전 등록된 최종 선택한 상품을 판매할 수 있는 영업인력 리스트를 링크하여 상담 및 가입을 진행할 수 있게 하는 단계를 포함하여 이루어진 수요자 맞춤형 보험 상품 검색 및 계약체결 방법에 관한 것으로, 보험계약 체결을 대면 영업인력 및 온라인 상의 보험비교 사이트 형태의 보험대리점의 "제한적 상품 제시" 관점에서 수요자의 적극적 필요를 반영한 "제한없는 상품 검색"으로의 전환이 가능하도록 함과 더불어 세부적 상품 선택의 조건을 제시하여 선택기준을 명확히 할 수 있도록 하고 수요자의 니즈에 부합하는 상품의 선택이 가능하도록 한다.
Patent KR-20130065324-A (KR)
Title: Construction method for heat-insulation and water proofing of roof structure using the composite sheets
Inventor: LEE SANG HUN
IPC: E04B1/64
Filed: 2011-12-09
Abstract: PURPOSE: An insulation and waterproofing construction method of a roof structure using a composite sheet is provided to prevent delamination and an inflation of a polyurethane waterproofing sheet by smoothly discharging moisture under insulation and waterproofing composite sheets. CONSTITUTION: A bottom surface(1) of a concrete matrix is evenly treated. A primer(2) is coated on the upper part of the bottom surface of the concrete matrix, and a nonwoven fabric(3) which is bored is installed. Polyurethane(5) of a high viscosity is coated on the upper part of the nonwoven fabric. Self-adhesive composite sheets(4, 4') are installed on the upper part of the coated polyurethane with a regular gap(a). The polyurethane(6) is coated on the whole gaps and the whole composite sheets. An ultraviolet film layer is formed on the upper part of the polyurethane.
Patent KR-20130068041-A (KR)
Title: Apparatus for controlling pitch of blade
Inventor: KWAK JIN SUNG
IPC: F03D7/00
Filed: 2011-12-15
Abstract: PURPOSE: A blade pitch control device is provided to prevent overloads on a blade by performing a pitch control with positioning an independent pitch blade. CONSTITUTION: A blade pitch control device comprises a plurality of blades(10), a hub(30), a connection unit(50), and a pitch blade(70). The hub is radially installed with a regular distance from the blades. The connection unit is placed between the blade and the hub, and connects the blade to the hub. The pitch blade is placed on a free end of the blade, and independently rotates around the length of the blade.